Non-achromatic prospect glass telescope

Made:
1774-1793 in London
maker:
Nairne & Blunt
Non-achromatic prospect glass telescope

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Non-achromatic prospect glass telescope
Science Museum Group
© The Board of Trustees of the Science Museum

Non-achromatic prospect glass telescope, gilded brass one-draw tube covered with green leather and shagreen by, Nairne & Blunt, London, England, 1774-1793.

Details

Category:
Optics
Object Number:
1917-45
Materials:
brass (copper, zinc alloy), shagreen, glass and cardboard
Measurements:
overall: 46 mm x 80 mm x 44 mm, .095kg
type:
opera glass, telescope - galilean and telescope - refracting
credit:
Court, Thomas Henry